What mechanism is there to use v1.6.0.beta2 if there is a more recent test_pass version? It looks like my build is saying the identical (wrong) thing and pointing to this commit but stating this is v1.6.0.beta1+281. I’ll try if my problem still happens if I explicitely use

You are simply referring to the version mis-match right? If so, don’t sweat it. You can always visit admin/upgrade to pick up the latest changes. My sandbox is showing the same thing as your screenshot.